#ifndef _BSTREE_H
#define _BSTREE_H
#include "../include/cglobal.h"
#include "../include/BTree.h"




struct BTreeNode *createBSTree(ElementType a[],int n);



struct BTreeNode * insertElement(BTreeNode *root,ElementType n);

struct BTreeNode * deleteElement(BTreeNode *root,ElementType n);

struct BTreeNode *getList(BTreeNode *root);

struct BTreeNode *changeIntoList(BTreeNode *root); //don't allowed to create a new Node ,just change the direction  of point


#endif
